/* ============================================================================
   ГЛОБАЛЬНЫЕ СТИЛИ И НАСТРОЙКИ
   ============================================================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

:root {
    /* Основная цветовая палитра (оранжевая тема) */
    --primary: #FF9800;
    --primary-light: #FFB74D;
    --primary-dark: #F57C00;
    --primary-very-light: #FFF3E0;
    
    /* Цвета для различных типов событий */
    --news-color: #2196F3;
    --announcement-color: #4CAF50;
    --actions-color: #9C27B0;
    --contests-color: #FF9800;
    
    /* Нейтральные цвета */
    --dark: #333333;
    --light: #f8f9fa;
    --gray: #757575;
    --light-gray: #E0E0E0;
    --white: #FFFFFF;
    
    /* Эффекты */
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

body {
    background-color: var(--light);
    color: var(--dark);
    line-height: 1.6;
    /*padding: 20px;*/
    min-height: 100vh;
}

/* ============================================================================
   ОСНОВНАЯ СТРУКТУРА ЛАЙАУТА
   ============================================================================ */
.container {
    max-width: 1400px;
    margin: 0 auto;
    /*width: 100%;*/
}

.main-content {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 30px;
    margin: 30px 0;
}

/* ============================================================================
   КОМПОНЕНТ КАЛЕНДАРЯ
   ============================================================================ */
.calendar-container {
    background: var(--white); /* Полупрозрачный белый */
    border-radius: 12px;
 /*   box-shadow: var(--shadow);*/
    /*padding: 20px;*/
    height: fit-content;
    /*border: 1px solid var(--light-gray);*/
    backdrop-filter: blur(10px); /* Эффект размытия фона */
    -webkit-backdrop-filter: blur(10px); /* Для Safari */
}

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.calendar-nav {
    display: flex;
    gap: 8px;
}

.calendar-nav button {
    background: var(--primary);
    color: var(--white);
    border: none;
    width: 32px;
    height: 32px;
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    font-size: 12px;
}

.calendar-nav button:hover {
    background: var(--primary-dark);
}

.today-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 6px 12px;
    background: var(--primary);
    color: var(--white);
    text-decoration: none;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 12px;
    font-weight: 500;
    height: 32px;
}

.today-link:hover {
    background: var(--primary-dark);
    color: var(--white);
    text-decoration: none;
}

.current-month {
    font-weight: 600;
    font-size: 16px;
    color: var(--dark);
}

/* ============================================================================
   СЕТКА КАЛЕНДАРЯ (7x6)
   ============================================================================ */
.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 6px;
}

.calendar-day-header {
    text-align: center;
    font-weight: 600;
    font-size: 12px;
    color: var(--primary);
    padding: 10px 0;
    text-transform: uppercase;
}

/* ============================================================================
   ЯЧЕЙКИ ДНЕЙ КАЛЕНДАРЯ
   ============================================================================ */
.calendar-day {
    background: var(--white);
    border: 1px solid var(--light-gray);
    border-radius: 8px;
    padding: 8px 2px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 14px;
    min-height: 45px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    position: relative;
}

.calendar-day:hover {
    background: var(--primary-very-light);
    border-color: var(--primary);
}

.calendar-day.empty {
    background: transparent;
    border: none;
    cursor: default;
}

.calendar-day.empty:hover {
    background: transparent;
    border: none;
}

.calendar-day.today {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

.calendar-day.selected {
    background: var(--primary-light);
    border-color: var(--primary);
    color: var(--white);
}

/* Стили только для календаря */
.calendar-section .event-detail-text {
    text-align: left;
}

.calendar-section .event-detail-text p {
    text-indent: 0;
    margin-bottom: 0.5em;
}

/* ============================================================================
   ИНДИКАТОРЫ СОБЫТИЙ (ЦВЕТНЫЕ ПОЛОСКИ)
   ============================================================================ */
.calendar-day.has-news::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 3px;
    background: var(--news-color);
    border-radius: 2px;
}

.calendar-day.has-announcement::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 3px;
    background: var(--announcement-color);
    border-radius: 2px;
}

.calendar-day.has-action::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 3px;
    background: var(--actions-color);
    border-radius: 2px;
}

.calendar-day.has-contest::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 3px;
    background: var(--contests-color);
    border-radius: 2px;
}

/* Комбинированные индикаторы */
.calendar-day.has-news.has-announcement::after {
    background: linear-gradient(90deg, var(--news-color) 50%, var(--announcement-color) 50%);
}
.calendar-day.has-news.has-action::after {
    background: linear-gradient(90deg, var(--news-color) 50%, var(--actions-color) 50%);
}
.calendar-day.has-news.has-contest::after {
    background: linear-gradient(90deg, var(--news-color) 50%, var(--contests-color) 50%);
}
.calendar-day.has-announcement.has-action::after {
    background: linear-gradient(90deg, var(--announcement-color) 50%, var(--actions-color) 50%);
}
.calendar-day.has-announcement.has-contest::after {
    background: linear-gradient(90deg, var(--announcement-color) 50%, var(--contests-color) 50%);
}
.calendar-day.has-action.has-contest::after {
    background: linear-gradient(90deg, var(--actions-color) 50%, var(--contests-color) 50%);
}
.calendar-day.has-news.has-announcement.has-action::after {
    background: linear-gradient(90deg, var(--news-color) 33%, var(--announcement-color) 33% 66%, var(--actions-color) 66%);
}
.calendar-day.has-news.has-announcement.has-contest::after {
    background: linear-gradient(90deg, var(--news-color) 33%, var(--announcement-color) 33% 66%, var(--contests-color) 66%);
}
.calendar-day.has-news.has-action.has-contest::after {
    background: linear-gradient(90deg, var(--news-color) 33%, var(--actions-color) 33% 66%, var(--contests-color) 66%);
}
.calendar-day.has-announcement.has-action.has-contest::after {
    background: linear-gradient(90deg, var(--announcement-color) 33%, var(--actions-color) 33% 66%, var(--contests-color) 66%);
}
.calendar-day.has-news.has-announcement.has-action.has-contest::after {
    background: linear-gradient(90deg, var(--news-color) 25%, var(--announcement-color) 25% 50%, var(--actions-color) 50% 75%, var(--contests-color) 75%);
}

/* ============================================================================
   ЛЕГЕНДА КАЛЕНДАРЯ
   ============================================================================ */
.calendar-legend {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 15px;
    font-size: 11px;
    flex-wrap: wrap;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 5px;
}

.legend-color {
    width: 12px;
    height: 3px;
    border-radius: 2px;
}

.legend-news {
    background: var(--news-color);
}
.legend-announcement {
    background: var(--announcement-color);
}
.legend-action {
    background: var(--actions-color);
}
.legend-contest {
    background: var(--contests-color);
}

/* ============================================================================
   СИСТЕМА ВКЛАДОК (TABS)
   ============================================================================ */
.tabs-container {
    background: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow);
    overflow: hidden;
    border: 1px solid var(--light-gray);
}

.tabs-header {
    display: flex;
    background: #f8f9fa;
    border-bottom: 1px solid var(--light-gray);
}

.tab-button {
    flex: 1;
    padding: 12px 15px;
    background: none;
    border: none;
    cursor: pointer;
    font-weight: 500;
    color: var(--gray);
    transition: all 0.3s;
    text-align: center;
    border-bottom: 3px solid transparent;
    font-size: 13px;
}

.tab-button.active {
    background: var(--white);
    border-bottom: 3px solid;
}
.tab-button.news.active {
    color: var(--news-color);
    border-bottom-color: var(--news-color);
}
.tab-button.announcements.active {
    color: var(--announcement-color);
    border-bottom-color: var(--announcement-color);
}
.tab-button.actions.active {
    color: var(--actions-color);
    border-bottom-color: var(--actions-color);
}
.tab-button.contests.active {
    color: var(--contests-color);
    border-bottom-color: var(--contests-color);
}

.tab-content {
    display: none;
    padding: 20px;
    max-height: 500px;
    overflow-y: auto;
}
.tab-content.active {
    display: block;
}

/* ============================================================================
   ОБЩИЕ СТИЛИ ДЛЯ ВСЕХ ТИПОВ СОБЫТИЙ (РЕФАКТОРИНГ)
   ============================================================================ */

/* Общие стили для сеток */
.events-grid-2col {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-bottom: 20px;
}

/* Общие стили для карточек событий */
.event-item-compact {
    display: flex;
    gap: 12px;
    padding: 15px;
    background: var(--white);
    border-radius: 8px;
    box-shadow: var(--shadow);
    transition: transform 0.2s;
    cursor: pointer;
    height: fit-content;
    text-decoration: none;
    color: inherit;
}

.event-item-compact:hover {
    transform: translateY(-2px);
    text-decoration: none;
    color: inherit;
}

/* Общие стили для изображений */
.event-image-small {
    width: 70px;
    height: 70px;
    min-width: 70px;
    border-radius: 6px;
    object-fit: cover;
}

/* Общие стили для контента */
.event-content-compact {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

/* Общие стили для дат */
.event-date-compact {
    font-size: 11px;
    margin-bottom: 6px;
    font-weight: 600;
}

/* Цвета дат по типам событий */
.event-date-compact.news-type {
    color: var(--news-color);
}
.event-date-compact.announcement-type {
    color: var(--announcement-color);
}
.event-date-compact.action-type {
    color: var(--actions-color);
}
.event-date-compact.contest-type {
    color: var(--contests-color);
}

/* Общие стили для заголовков */
.event-title-compact {
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--dark);
    font-size: 14px;
    line-height: 1.3;
}

/* Общие стили для текста */
.event-text-compact {
    font-size: 12px;
    color: var(--gray);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ============================================================================
   СТИЛИ ДЛЯ АКЦИЙ (СПЕЦИФИЧНЫЕ)
   ============================================================================ */
.actions-grid-2col {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-bottom: 20px;
}

.action-item {
    padding: 15px;
    background: var(--white);
    border-radius: 8px;
    box-shadow: var(--shadow);
    transition: transform 0.2s;
    border-left: 4px solid var(--actions-color);
}

.action-item:hover {
    transform: translateY(-2px);
}

.action-title {
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--dark);
    font-size: 14px;
    line-height: 1.3;
}

.action-date {
    font-size: 12px;
    color: var(--actions-color);
    font-weight: 500;
}

/* ============================================================================
   СТИЛИ ДЛЯ КОНКУРСОВ (СПЕЦИФИЧНЫЕ)
   ============================================================================ */
.contests-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 20px;
}

.contest-item {
    padding: 15px;
    background: var(--white);
    border-radius: 8px;
    box-shadow: var(--shadow);
    transition: transform 0.2s;
    border-left: 4px solid var(--contests-color);
}

.contest-item:hover {
    transform: translateY(-2px);
}

.contest-title {
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--dark);
    font-size: 14px;
    line-height: 1.3;
}

.contest-date {
    font-size: 12px;
    color: var(--contests-color);
    font-weight: 500;
}

/* ============================================================================
   ОБЩИЕ ССЫЛКИ "ПОСМОТРЕТЬ БОЛЬШЕ"
   ============================================================================ */
.more-events-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: transparent;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 500;
    transition: all 0.3s;
    border: none;
}

/* Цвета ссылок по типам событий */
.more-events-link.news-type {
    color: var(--news-color);
}
.more-events-link.announcement-type {
    color: var(--announcement-color);
}

.more-events-link:hover {
    background: transparent;
    color: var(--primary-dark);
    transform: translateX(5px);
    text-decoration: none;
    border: none;
}

/* ============================================================================
   УТИЛИТАРНЫЕ КЛАССЫ
   ============================================================================ */
.no-events {
    text-align: center;
    color: var(--gray);
    font-style: italic;
    padding: 40px 0;
}

.selected-date-info {
    background: #f8f9fa;
    padding: 10px 15px;
    border-radius: 8px;
    margin-bottom: 15px;
    border-left: 4px solid var(--primary);
    font-size: 14px;
    color: var(--dark);
}

.selected-date-info .clear-filter {
    color: var(--primary);
    cursor: pointer;
    margin-left: 10px;
    font-weight: 500;
    text-decoration: underline;
}

.selected-date-info .clear-filter:hover {
    color: var(--primary-dark);
}


/* ============================================================================
   АДАПТИВНЫЙ ДИЗАЙН
   ============================================================================ */
@media (max-width: 768px) {
    .main-content {
        grid-template-columns: 1fr;
    }
    .calendar-container {
        max-width: 400px;
        margin: 0 auto;
    }
    .events-grid-2col,
    .actions-grid-2col {
        grid-template-columns: 1fr;
    }
    .calendar-legend {
        justify-content: center;
        gap: 8px;
    }
    .legend-item {
        font-size: 11px;
    }
    .more-events-link {
        padding: 8px 16px;
        font-size: 14px;
    }
}

/* Уникальные селекторы для календаря */
.calendar-section .event-detail-text p.calendar-paragraph {
    text-indent: 0;
    margin-bottom: 1em;
    text-align: left;
}